condition mean min max 3 h after light 139.126 136.349 142.52 6 h after light 93.79476666666666 92.1642 95.7992 9 h after light 63.826233333333334 58.2609 70.755 12 h after light 79.79599999999999 49.0045 165.94 3 h after dark 70.57900000000001 69.3739 72.9783 6 h after dark 87.2123 82.6419 90.8701 9 h after dark 133.10333333333332 122.745 139.416 12 h after dark 181.06650000000002 176.66 185.473