condition mean min max 4 h after light 797.0 797.0 797.0 8 h after light 915.5999999999999 785.9 1045.3 12 h after light 1399.0500000000002 1046.2 1751.9 4 h after dark 1289.4 893.6 1685.2 8 h after dark 851.6500000000001 828.2 875.1 12 h after dark 748.3 744.3 752.3