condition mean min max 4 h after light 117.6915535 106.193027 129.19008 8 h after light 127.703074 119.282716 136.123432 12 h after light 131.773953 105.693597 157.854309 4 h after dark 103.172403 96.69361 109.651196 8 h after dark 123.0015475 121.232057 124.771038 12 h after dark 128.74296 128.74296 128.74296