円とドルの実質実効レート(1964年~2011年)

外国株・債券・FX・外貨預金など、外貨建て資産に投資する場合は、名目レートだけではなく、実質実効レートを確認した方が良いです。

為替の実質実効レートは国際決済銀行(BIS)のホームページで確認できます。
http://www.bis.org/statistics/eer/index.htm

以下は上記サイトのデータを基に掲載しています。

これを見ると、戦後の日本円がいかに過小評価されていたか分かります。
また、現在の1ドル76円という水準は歴史的に見ると、極端に円高であるとは言い切れないことも分かります。

<実質実効レート 1964年~2011年>
月・年
日本
アメリカ
Jan-64
49.63
139.31
Feb-64
49.27
138.86
Mar-64
49.4
138.47
Apr-64
49.9
137.68
May-64
52.58
141.66
Jun-64
52.47
142.34
Jul-64
52.26
142.76
Aug-64
52.77
141.67
Sep-64
53.28
140.93
Oct-64
53.92
139.92
Nov-64
53.33
140.49
Dec-64
53.57
140.06
Jan-65
54.74
138.69
Feb-65
54.37
138.67
Mar-65
54.45
139.08
Apr-65
55.12
138.17
May-65
54.64
138.18
Jun-65
54.63
138.57
Jul-65
53.97
138.95
Aug-65
54.37
138.26
Sep-65
54.86
137.82
Oct-65
55.51
137.5
Nov-65
55.11
137.38
Dec-65
55.35
137.16
Jan-66
55.76
136.31
Feb-66
55.77
136.77
Mar-66
55.74
136.8
Apr-66
55.94
136.63
May-66
55.49
136.52
Jun-66
55.2
136.4
Jul-66
55.38
136.43
Aug-66
54.68
137.27
Sep-66
55.17
136.57
Oct-66
55.18
136.99
Nov-66
54.9
137.21
Dec-66
55.2
136.81
Jan-67
55.81
135.89
Feb-67
55.78
135.47
Mar-67
55.83
135.45
Apr-67
55.81
135.25
May-67
55.32
135.52
Jun-67
54.72
135.87
Jul-67
54.54
135.87
Aug-67
54.73
135.46
Sep-67
55.3
135.01
Oct-67
56.43
134.99
Nov-67
56.24
135.7
Dec-67
57.15
136.83
Jan-68
57.26
137.02
Feb-68
57.46
137.22
Mar-68
57.34
137.31
Apr-68
57.15
136.96
May-68
57.12
137.37
Jun-68
56.4
137.84
Jul-68
56.36
137.9
Aug-68
56.79
137.54
Sep-68
58.14
137.07
Oct-68
58
137.5
Nov-68
58
137.25
Dec-68
57.68
137.77
Jan-69
57.48
137.67
Feb-69
57.28
138.23
Mar-69
57.73
138.73
Apr-69
57.89
138.57
May-69
57.82
138.99
Jun-69
57.73
139.37
Jul-69
58.06
139.36
Aug-69
58.46
139.35
Sep-69
58.94
139.12
Oct-69
58.16
138.21
Nov-69
58.16
139.29
Dec-69
58.34
139.22
Jan-70
59.33
137.98
Feb-70
59.18
138.16
Mar-70
59.46
138.18
Apr-70
59.54
138.44
May-70
59.1
138.84
Jun-70
58.89
138.43
Jul-70
58.51
138.39
Aug-70
58.29
137.65
Sep-70
58.83
137.24
Oct-70
59.53
137.35
Nov-70
59.3
137.73
Dec-70
59.68
138.02
Jan-71
59.63
136.43
Feb-71
59.51
136.18
Mar-71
59.31
136.16
Apr-71
59.99
135.49
May-71
59.66
135.31
Jun-71
59.75
136.07
Jul-71
59.78
136.5
Aug-71
59.53
135.18
Sep-71
63.64
131.95
Oct-71
64.79
130.63
Nov-71
64.48
130.38
Dec-71
65.28
128.76
Jan-72
66.43
126.86
Feb-72
67.58
125.43
Mar-72
68.29
124.47
Apr-72
68.89
124.14
May-72
68.42
124.03
Jun-72
68.51
123.59
Jul-72
68.85
123.65
Aug-72
68.93
122.79
Sep-72
69.09
122.57
Oct-72
69.52
123.23
Nov-72
69.51
123.63
Dec-72
69.52
123.46
Jan-73
69.74
122.89
Feb-73
73.53
117.93
Mar-73
78.2
114.07
Apr-73
78.01
114.08
May-73
78.53
113.01
Jun-73
76.66
111.02
Jul-73
75.29
108.15
Aug-73
75.48
110.34
Sep-73
76.96
109.11
Oct-73
75.73
108.38
Nov-73
73.72
110.86
Dec-73
75.66
111.12
Jan-74
74.02
112.74
Feb-74
75.76
109.25
Mar-74
76.57
107.46
Apr-74
78.73
105.11
May-74
77.4
104.86
Jun-74
76.64
106.14
Jul-74
75.2
106.48
Aug-74
72.68
108.34
Sep-74
73.77
108.62
Oct-74
74.53
107.68
Nov-74
73.6
106.76
Dec-74
73.68
107.01
Jan-75
73.39
105.59
Feb-75
74.27
104.45
Mar-75
75.27
103.43
Apr-75
75.29
103.78
May-75
74.93
103.34
Jun-75
73.78
103.43
Jul-75
74.17
106.03
Aug-75
74.27
107.4
Sep-75
75.39
107.46
Oct-75
75.14
107.02
Nov-75
74.39
107.17
Dec-75
73.72
107.96
Jan-76
74.65
106.61
Feb-76
75.64
105.76
Mar-76
76.14
105.79
Apr-76
78.07
105.24
May-76
78.08
105.45
Jun-76
78.04
105.82
Jul-76
79.42
105.4
Aug-76
79.3
105.37
Sep-76
81.89
107.19
Oct-76
80.75
106.98
Nov-76
79.4
108.32
Dec-76
79.99
106.85
Jan-77
80.85
105.82
Feb-77
82.19
106.46
Mar-77
83.44
106.27
Apr-77
85.69
105.44
May-77
85.13
105.25
Jun-77
85.4
105.15
Jul-77
86.83
104.01
Aug-77
85.93
104.25
Sep-77
87.12
103.87
Oct-77
90.95
102.49
Nov-77
93.06
101.66
Dec-77
92.75
100.15
Jan-78
91.57
99.2
Feb-78
91.45
98.88
Mar-78
94.87
97.97
Apr-78
99.44
97.39
May-78
98.05
98.44
Jun-78
101.67
97.42
Jul-78
107.35
94.95
Aug-78
112.56
93.03
Sep-78
111.4
93.39
Oct-78
112.68
91.66
Nov-78
108.11
93.67
Dec-78
104.68
94.28
Jan-79
102.65
94.14
Feb-79
99.85
95.08
Mar-79
96.8
95.43
Apr-79
92.87
96.39
May-79
92.09
97.32
Jun-79
90.68
97.72
Jul-79
90.2
96.16
Aug-79
88.04
97.08
Sep-79
85.98
96.99
Oct-79
83.56
98.04
Nov-79
77.69
100.03
Dec-79
78.23
98.82
Jan-80
78.7
98.24
Feb-80
76.61
99.27
Mar-80
76.21
102.38
Apr-80
76.77
102.91
May-80
82.52
99.12
Jun-80
85.31
97.41
Jul-80
83.51
96.68
Aug-80
82.17
97.84
Sep-80
86.28
96.55
Oct-80
88.63
96.88
Nov-80
88
98.93
Dec-80
89.13
100.01
Jan-81
92.76
98.82
Feb-81
92.29
101.63
Mar-81
90.43
101.76
Apr-81
88.73
103.11
May-81
88.3
105.99
Jun-81
87.5
107.79
Jul-81
84.24
110.58
Aug-81
83.81
112.57
Sep-81
84.51
110.08
Oct-81
82.77
108.88
Nov-81
84.88
106.99
Dec-81
86.81
106.82
Jan-82
84.58
107.68
Feb-82
81.65
111.58
Mar-82
80.44
114.94
Apr-82
80.26
115.53
May-82
81.42
113.59
Jun-82
77.79
118.98
Jul-82
76.51
120.36
Aug-82
76.11
123.47
Sep-82
76.26
124.22
Oct-82
74.46
123.69
Nov-82
76
123.15
Dec-82
81.68
118.7
Jan-83
84.42
117.86
Feb-83
83.19
118.7
Mar-83
83.42
118.75
Apr-83
83.82
119.61
May-83
85.46
119.65
Jun-83
84
121.67
Jul-83
83.58
122.47
Aug-83
82.86
124.35
Sep-83
84.19
124.33
Oct-83
87.38
122.03
Nov-83
86.68
123.21
Dec-83
87.44
124.48
Jan-84
88.18
125.21
Feb-84
87.24
123.69
Mar-84
89.2
121.39
Apr-84
89.7
122.23
May-84
89.08
124.69
Jun-84
87.3
125.43
Jul-84
85.35
128.98
Aug-84
84.8
129.44
Sep-84
86.14
131.76
Oct-84
86.48
132.6
Nov-84
86.49
130.89
Dec-84
86.12
132.93
Jan-85
84.83
134.28
Feb-85
83.42
137.63
Mar-85
84.44
138.34
Apr-85
84.79
133.96
May-85
84.95
134.83
Jun-85
85.25
133.79
Jul-85
86.3
130.54
Aug-85
86.77
130.33
Sep-85
87.43
131.37
Oct-85
94.64
125.61
Nov-85
98.04
124.08
Dec-85
97.89
123.6
Jan-86
98.41
122.5
Feb-86
105.1
118.45
Mar-86
107.66
116.01
Apr-86
110.05
114.85
May-86
114.82
112.98
Jun-86
113.59
114.16
Jul-86
118.77
111.77
Aug-86
120.62
110.41
Sep-86
119.66
110.44
Oct-86
118.06
110.41
Nov-86
112.97
111.93
Dec-86
112.26
111.11
Jan-87
114.13
107.69
Feb-87
113.85
106.6
Mar-87
115.02
105.93
Apr-87
121.27
103.51
May-87
122.21
102.59
Jun-87
118.48
103.84
Jul-87
113.6
105
Aug-87
115.26
104.68
Sep-87
118.15
102.9
Oct-87
117.5
102.5
Nov-87
120.86
99.01
Dec-87
125.31
96.58
Jan-88
125.72
96.23
Feb-88
124.13
96.59
Mar-88
125
95.1
Apr-88
126.69
94.11
May-88
126.88
94.16
Jun-88
124.92
95.5
Jul-88
120.91
98.06
Aug-88
121.17
99.05
Sep-88
120.75
99.43
Oct-88
124.67
97.02
Nov-88
127.28
94.54
Dec-88
125.88
94.09
Jan-89
122.9
95.81
Feb-89
121.95
96.29
Mar-89
119.95
97.38
Apr-89
119.59
97.37
May-89
115.68
99.65
Jun-89
111.6
101.48
Jul-89
112.23
99.38
Aug-89
111.71
99.75
Sep-89
109.68
100.73
Oct-89
110.95
98.89
Nov-89
108.05
99.19
Dec-89
106.34
97.72
Jan-90
103.89
97.27
Feb-90
102.84
97.47
Mar-90
98.4
99.18
Apr-90
95.07
98.97
May-90
97.68
97.63
Jun-90
97.06
98.29
Jul-90
98.5
96.39
Aug-90
97.61
94.9
Sep-90
103.64
93.8
Oct-90
110.33
91.46
Nov-90
109.99
90.88
Dec-90
106.39
91.78
Jan-91
106.6
91.34
Feb-91
107.62
90
Mar-91
105.69
93.39
Apr-91
107.94
94.59
May-91
107.49
94.82
Jun-91
107.03
96.36
Jul-91
108.14
96.06
Aug-91
107.89
95.09
Sep-91
108.44
94.02
Oct-91
112.49
92.85
Nov-91
111.7
91.37
Dec-91
111.19
90.56
Jan-92
113.47
90.12
Feb-92
111.75
91.71
Mar-92
108.54
93.72
Apr-92
108.45
93.07
May-92
109.76
92.07
Jun-92
111.52
90.75
Jul-92
109.67
89.25
Aug-92
108.64
88.88
Sep-92
112.4
89.01
Oct-92
115.8
90.92
Nov-92
116.03
93.99
Dec-92
116.18
94.08
Jan-93
115.57
95.24
Feb-93
120.43
95.11
Mar-93
124.35
94.3
Apr-93
128.42
92.37
May-93
130.52
92.18
Jun-93
135.15
92.44
Jul-93
137.1
93.55
Aug-93
142.47
93.39
Sep-93
138.58
92.92
Oct-93
136.36
93.81
Nov-93
135.73
94.81
Dec-93
133
95.14
Jan-94
131.21
95.41
Feb-94
136.53
94.82
Mar-94
137.64
95.04
Apr-94
139.84
94.95
May-94
138.29
94.22
Jun-94
138.15
94.02
Jul-94
141.39
92.49
Aug-94
139.11
92.53
Sep-94
140
91.65
Oct-94
140.14
90.9
Nov-94
140.82
91.4
Dec-94
138.5
94.04
Jan-95
138.15
96.8
Feb-95
138.78
95.84
Mar-95
147.8
94.18
Apr-95
157.62
89.99
May-95
155.84
89.57
Jun-95
155.93
89.76
Jul-95
150.03
89.76
Aug-95
139.75
92.41
Sep-95
132.58
93.82
Oct-95
130.39
93.81
Nov-95
128.83
95.09
Dec-95
129.44
95.34
Jan-96
124.67
96.36
Feb-96
123.84
96.38
Mar-96
123.39
96.42
Apr-96
122.33
96.37
May-96
123.81
96.45
Jun-96
120.54
96.85
Jul-96
119.68
96.85
Aug-96
120.2
96.04
Sep-96
118.57
96.6
Oct-96
116.29
97.3
Nov-96
115.32
96.81
Dec-96
114.58
97.56
Jan-97
111.43
98.71
Feb-97
107.84
100.86
Mar-97
108.92
101.95
Apr-97
108.65
102.38
May-97
114.97
100.59
Jun-97
119.48
100.18
Jul-97
119.09
100.95
Aug-97
117.76
102.6
Sep-97
114.78
102.24
Oct-97
114.78
102.32
Nov-97
111.29
104.33
Dec-97
111.62
107.33
Jan-98
113.87
109.24
Feb-98
115.83
108.16
Mar-98
112.27
107.95
Apr-98
108.95
108.06
May-98
106.76
108.57
Jun-98
103.09
110.77
Jul-98
101.7
111.11
Aug-98
99.21
113.49
Sep-98
106.12
111.29
Oct-98
116.72
107.45
Nov-98
117.27
107.32
Dec-98
119.34
106.09
Jan-99
122.92
105.52
Feb-99
119.65
106.44
Mar-99
118.22
107.89
Apr-99
118.2
107.52
May-99
115.75
107.22
Jun-99
117.22
107.84
Jul-99
118.11
108.15
Aug-99
123.72
106.4
Sep-99
131.12
105.35
Oct-99
131.53
104.86
Nov-99
133.43
105.18
Dec-99
136.07
105.15
Jan-00
131.96
105.21
Feb-00
126.94
107.06
Mar-00
131.09
107.55
Apr-00
132.79
108.05
May-00
131.66
110.78
Jun-00
131.91
109.56
Jul-00
129.48
109.63
Aug-00
130.78
110.43
Sep-00
133.28
111.77
Oct-00
132.34
113.62
Nov-00
131.81
114.25
Dec-00
126.9
112.87
Jan-01
120.42
113.52
Feb-01
120.99
114.6
Mar-01
116.34
116.52
Apr-01
114.77
117.12
May-01
116.58
116.73
Jun-01
116.77
117.56
Jul-01
114.45
117.94
Aug-01
115.88
115.62
Sep-01
117.69
116.02
Oct-01
115.71
116.26
Nov-01
114.87
117.3
Dec-01
110.68
117.07
Jan-02
106.19
118.82
Feb-02
104.98
119.57
Mar-02
106.56
118.88
Apr-02
106
118.49
May-02
108.05
116.19
Jun-02
108.55
114.09
Jul-02
111.02
111.87
Aug-02
111.26
113.33
Sep-02
109.59
114
Oct-02
106.67
114.69
Nov-02
107.67
113.27
Dec-02
106.52
112.19
Jan-03
106.96
110.64
Feb-03
105.38
110.99
Mar-03
106.14
110.6
Apr-03
105.11
109.75
May-03
104.93
104.98
Jun-03
103.27
104.86
Jul-03
103.62
106.28
Aug-03
104.23
108.01
Sep-03
106.86
106.69
Oct-03
110.26
103.84
Nov-03
110.13
103.12
Dec-03
109.8
101.09
Jan-04
109.36
99.44
Feb-04
108.39
100.2
Mar-04
107.28
101.8
Apr-04
108.32
102.88
May-04
104.56
105.05
Jun-04
106.47
103.91
Jul-04
105.79
102.89
Aug-04
104.93
103.04
Sep-04
105.18
102.48
Oct-04
105.38
100.82
Nov-04
106.88
97.44
Dec-04
105.74
95.78
Jan-05
106.68
96.99
Feb-05
104.25
97.69
Mar-05
102.87
97.04
Apr-05
101.32
98.67
May-05
102.54
99.16
Jun-05
101.68
100.5
Jul-05
99.22
101.48
Aug-05
99.11
100.37
Sep-05
98.66
100.98
Oct-05
96.21
102.63
Nov-05
94.03
102.97
Dec-05
93.43
101.51
Jan-06
94.33
100.51
Feb-06
92.35
101.17
Mar-06
92.7
101.73
Apr-06
91.52
101.4
May-06
93.92
98.65
Jun-06
92.21
100.27
Jul-06
90.85
100.27
Aug-06
90.79
99.5
Sep-06
90.24
99.43
Oct-06
89.34
99.52
Nov-06
89
98.42
Dec-06
87.95
97.44
Jan-07
86.22
99.54
Feb-07
85.24
99.6
Mar-07
87.15
99.41
Apr-07
84.78
98.19
May-07
83.31
97.88
Jun-07
81.81
97.86
Jul-07
81.48
96.46
Aug-07
85.82
96.44
Sep-07
86.09
94.88
Oct-07
83.92
92.54
Nov-07
86.25
91.08
Dec-07
85.98
92.2
Jan-08
89.12
92.24
Feb-08
88.73
91.52
Mar-08
92.63
89.45
Apr-08
90.09
89.47
May-08
89.48
90.1
Jun-08
87.11
91.03
Jul-08
86.43
90.56
Aug-08
87.22
93.12
Sep-08
92.05
95.3
Oct-08
104.01
102.07
Nov-08
110.67
103.52
Dec-08
115.93
101.02
Jan-09
116.98
102.65
Feb-09
116.2
106
Mar-09
109.55
106.71
Apr-09
106
103.56
May-09
105.06
99.8
Jun-09
103.27
99.05
Jul-09
105.28
98.64
Aug-09
103.78
96.88
Sep-09
106.57
95.95
Oct-09
105.9
94.34
Nov-09
106.55
93.64
Dec-09
106.27
93.82
Jan-10
104.83
94.5
Feb-10
107.6
95.9
Mar-10
106.7
95.04
Apr-10
102.91
94.63
May-10
107.45
98.23
Jun-10
110.23
98.95
Jul-10
111.89
97.03
Aug-10
113.78
95.94
Sep-10
113.99
94.87
Oct-10
114.42
91.37
Nov-10
113.43
91.57
Dec-10
112.79
92.48
Jan-11
112.21
91.61
Feb-11
110.77
90.84
Mar-11
110.66
89.95
Apr-11
106.11
88.62
May-11
108.79
88.84
Jun-11
109.49
89.06
Jul-11
110.67
88.45
Aug-11
114.18
89.06
Sep-11
117.16
91.94
Oct-11
118.58
92.56
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