condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.027889833333333332 0.0 0.167339 14 h after light 0.01650453333333333 0.0 0.0990272 18 h after light 0.013556150000000001 0.0 0.0813369 2 h after dark 0.01400565 0.0 0.0840339