The table shows treasury yield curve data up to 30 years at 6 month intervals. The values shown in red are from the U.S. Treasury. The rest of the values are from a cubic spline interpolation.

Maturity
(years)
Yield %
2012-01-192012-01-182012-01-172012-01-132012-01-132012-01-122012-01-11
1/120.040.020.020.020.020.020.01
1/40.050.030.030.030.030.030.02
1/20.070.070.060.060.060.060.05
10.110.110.110.10.10.110.11
3/20.180.170.160.170.170.160.18
20.260.240.210.240.240.220.24
5/20.310.290.260.290.290.280.29
30.360.350.330.340.340.350.34
7/20.450.440.420.420.420.450.43
40.570.550.530.530.530.570.54
9/20.720.680.660.660.660.70.68
50.870.820.790.80.80.840.82
11/21.020.960.920.940.940.980.96
61.161.091.061.071.071.121.09
13/21.31.221.191.21.21.251.22
71.431.341.311.321.321.371.34
15/21.551.451.421.431.431.481.45
81.661.561.531.541.541.591.56
17/21.761.661.621.641.641.691.66
91.851.751.711.731.731.781.76
19/21.931.841.791.811.811.861.85
102.011.921.871.891.891.941.93
21/22.081.991.941.961.962.012.01
112.152.062.02.032.032.082.07
23/22.212.122.062.092.092.142.14
122.262.182.122.142.142.192.19
25/22.322.232.172.22.22.242.25
132.362.282.212.242.242.292.29
27/22.42.322.262.282.282.332.34
142.442.362.292.322.322.372.37
29/22.482.42.332.362.362.412.41
152.512.432.362.392.392.442.44
31/22.542.462.392.422.422.472.47
162.572.482.422.442.442.52.49
33/22.592.512.442.472.472.522.51
172.612.532.462.492.492.542.53
35/22.632.552.482.512.512.562.55
182.652.572.52.532.532.582.57
37/22.672.582.522.542.542.62.59
192.692.62.542.562.562.622.6
39/22.72.612.552.572.572.632.62
202.722.632.572.592.592.652.63
41/22.742.652.592.612.612.672.64
212.752.662.62.622.622.682.66
43/22.772.682.622.642.642.72.68
222.792.692.632.652.652.712.69
45/22.82.712.652.672.672.732.71
232.822.732.672.682.682.752.72
47/22.832.742.682.72.72.762.74
242.852.762.72.722.722.782.75
49/22.872.782.712.732.732.792.77
252.882.792.732.752.752.812.79
51/22.92.812.752.762.762.832.8
262.922.832.762.782.782.842.82
53/22.932.842.782.82.82.862.84
272.952.862.792.812.812.872.86
55/22.972.882.812.832.832.892.87
282.982.892.832.852.852.912.89
57/23.02.912.842.862.862.922.91
293.022.932.862.882.882.942.93
59/23.032.942.872.892.892.952.94
303.052.962.892.912.912.972.96