UT   00   01   02   03   04   05   06   07   08   09   10   11   12   13   14   15   16   17   18   19   20   21   22   23   mean
250101 -2.3 -2.3 -2.3 -2.2 -2.1 -2.4 -2.5 -2.5 -2.3 -2.4 -2.9 -3.4 -3.0 -2.9 -3.1 -3.2 -3.4 -3.6 -3.7 -3.8 -3.9 -4.0 -4.3 -4.6   -3.05
250102 -4.4 -4.2 -4.2 -3.9 -3.8 -3.8 -3.5 -3.4 -3.4 -3.1 -3.0 -3.1 -3.2 -3.3 -3.5 -3.3 -3.1 -3.2 -2.9 -2.8 -2.6 -2.6 -2.9 -3.0   -3.34
250103 -2.7 -2.5 -2.3 -2.3 -2.2 -2.2 -2.2 -2.4 -2.3 -2.1 -2.2 -2.2 -2.0 -2.0 -2.2 -2.3 -2.2 -2.4 -2.3 -2.4 -2.4 -2.3 -2.1 -2.0   -2.27
250104 -1.9 -1.7 -1.7 -1.6 -1.8 -2.0 -2.0 -2.4 -2.3 -2.6 -2.4 -2.7 -2.8 -2.9 -3.2 -3.1 -2.9 -2.7 -2.6 -2.7 -2.7 -2.9 -2.9 -3.1   -2.49
250105 -3.1 -3.1 -2.8 -2.7 -2.6 -2.8 -2.8 -2.9 -3.0 -2.9 -2.9 -2.7 -2.9 -2.7 -2.6 -2.8 -2.8 -2.7 -2.7 -3.0 -2.7 -2.6 -2.2 -2.4   -2.78
250106 -2.7 -2.7 -2.7 -2.6 -2.5 -2.4 -2.3 -2.3 -2.5 -2.5 -2.4 -2.3 -2.4 -2.2 -2.2 -2.4 -2.4 -2.5 -2.6 -2.5 -2.3 -2.2 -2.1 -2.2   -2.41
250107 -2.2 -2.1 -2.3 -2.1 -1.9 -2.1 -2.0 -2.0 -2.0 -2.0 -2.2 -2.1 -2.3 -2.1 -2.4 -2.4 -2.3 -2.0 -2.0 -2.0 -1.9 -2.1 -2.2 -2.1   -2.12
250108 -2.3 -2.5 -2.5 -2.1 -2.1 -2.2 -2.3 -2.4 -2.3 -2.5 -2.7 -2.8 -2.8 -2.8 -2.8 -3.0 -3.0 -2.9 -2.8 -2.7 -3.0 -2.9 -2.9 -2.8   -2.63
250109 -2.7 -2.5 -2.5 -2.2 -2.2 -2.2 -2.2 -2.2 -2.5 -2.4 -2.2 -2.2 -2.2 -2.3 -2.6 -2.4 -2.2 -2.3 -2.4 -2.4 -2.2 -2.2 -2.3 -2.3   -2.33
250110 -2.1 -2.1 -2.3 -2.2 -2.2 -2.2 -2.0 -1.8 -2.0 -2.1 -2.3 -2.5 -2.4 -2.3 -2.4 -2.5 -2.4 -2.8 -2.9 -2.9 -2.5 -2.2 -2.1 -2.2   -2.31
250111 -2.3 -2.4 -2.3 -2.3 -2.4 -2.5 -2.4 -2.3 -2.4 -2.5 -2.5 -2.6 -3.0 -2.9 -2.8 -2.6 -2.6 -2.7 -2.7 -2.6 -2.6 -2.6 -2.6 -2.6   -2.55
250112 -2.4 -2.2 -2.3 -2.3 -2.4 -2.3 -2.3 -2.3 -2.2 -2.1 -2.2 -2.4 -2.6 -2.6 -2.6 -2.5 -2.5 -2.5 -2.5 -2.6 -2.7 -2.7 -2.6 -2.4   -2.42
250113 -2.3 -2.0 -1.8 -1.7 -1.7 -1.7 -2.0 -2.4 -2.3 -2.2 -2.0 -2.1 -2.2 -2.2 -2.5 -2.7 -2.8 -2.4 -2.2 -2.2 -2.2 -2.1 -2.3 -2.3   -2.18
250114 -2.5 -2.6 -2.5 -2.4 -2.5 -2.5 -2.4 -2.2 -2.2 -2.2 -2.2 -2.2 -2.3 -2.2 -1.9 -1.9 -2.0 -1.9 -1.8 -2.1 -2.2 -2.1 -2.0 -2.1   -2.20
250115 -2.0 -2.2 -2.1 -2.2 -2.5 -2.5 -2.3 -2.1 -2.3 -2.5 -2.7 -2.6 -2.5 -2.4 -2.7 -2.6 -2.5 -2.4 -2.4 -2.2 -2.4 -2.3 -2.3 -2.1   -2.37
250116 -2.2 -2.3 -2.1 -2.2 -2.2 -2.0 -2.1 -2.1 -2.0 -2.1 -2.3 -2.3 -2.1 -2.3 -2.3 -2.1 -2.1 -2.1 -2.3 -2.7 -2.6 -2.1 -2.0 -1.9   -2.18
250117 -2.2 -2.5 -2.4 -2.4 -2.3 -2.0 -1.6 -2.0 -2.1 -2.0 -2.0 -2.2 -2.3 -2.1 -2.0 -2.0 -1.8 -1.9 -1.9 -1.7 -1.8 -2.1 -2.1 -2.0   -2.06
250118 -1.9 -1.7 -1.9 -2.1 -2.1 -2.2 -2.1 -2.0 -1.9 -1.9 -1.8 -2.0 -2.0 -2.2 -2.2 -2.1 -2.0 -2.1 -2.2 -2.3 -2.4 -2.4 -2.3 -1.9   -2.08
250119 -2.1 -1.6 -1.6 -1.7 -1.7 -1.6 -1.5 -1.6 -1.6 -1.7 -1.7 -1.8 -1.9 -2.1 -2.0 -1.8 -1.9 -1.8 -1.5 -1.6 -1.8 -1.8 -1.6 -1.7   -1.74
250120 -1.9 -1.9 -1.8 -1.7 -1.8 -1.7 -1.7 -1.6 -1.6 -1.6 -1.6 -1.6 -1.7 -1.9 -1.7 -1.4 -1.5 -1.8 -1.7 -1.6 -1.6 -1.6 -1.8 -1.5   -1.68
250121 -1.5 -1.5 -1.4 -1.3 -1.5 -1.6 -1.5 -1.3 -1.4 -1.4 -1.6 -1.7 -1.8 -2.0 -1.8 -1.7 -1.9 -1.7 -1.6 -1.2 -1.4 -1.3 -1.4 -1.3   -1.53
250122 -1.6 -1.7 -1.5 -1.6 -1.4 -1.2 -1.2 -1.3 -1.4 -1.6 -1.6 -1.4 -1.7 -1.8 -1.6 -1.5 -1.7 -1.6 -1.3 -1.3 -1.6 -1.7 -1.8 -1.5   -1.53