Relay_Station 18Z temperature
1995       -   -38.9   -50.6   -53.9   -60.7   -61.0   -50.2   -64.0   -61.5   -52.0   -39.7   -30.6
1996   -30.7   -38.5   -52.1   -56.2   -63.8   -58.2   -57.8   -54.0   -54.7   -53.4   -39.8   -30.1
1997   -31.4   -40.4   -51.5   -57.9   -61.3   -57.2   -62.9   -60.0   -60.3   -51.5   -37.6   -27.8
1998   -31.4   -39.7   -51.8   -59.2   -54.7   -55.6   -58.4   -58.5   -56.5   -53.9   -37.2   -31.5
1999   -30.9   -41.3   -50.8   -60.9   -59.2   -52.9   -61.6   -58.6   -57.4   -53.3   -41.1   -32.3
2000   -32.1   -42.0   -54.7   -56.1   -58.1   -55.5   -59.9   -57.0   -59.4   -56.2   -37.6   -29.6
2001   -29.5   -41.7   -51.9   -58.2   -58.6   -57.0   -58.2   -62.5   -58.1   -54.0   -40.2   -30.5
2002   -28.5   -41.4   -51.1   -54.4   -50.7   -55.1   -55.8   -60.3   -58.8   -51.7   -41.0   -30.0
2003       -       -       -       -   -58.3   -57.2   -60.8       -       -       -       -       -
2004       -       -       -       -       -       -       -       -       -       -       -       -
2005       -       -       -   -58.9   -58.4   -54.7   -58.2   -60.4   -56.2       -       -       -
2006       -       -       -       -       -       -       -       -       -       -       -       -
2007       -       -       -       -       -       -       -       -       -       -       -       -
2008       -       -       -       -       -       -       -       -       -       -       -       -
2009       -       -       -       -       -       -       -       -       -       -       -       -