condition mean min max 2 h after light 0.6855845 0.0 2.10355 6 h after light 0.0 0.0 0.0 10 h after light 0.253531 0.0 0.920727 14 h after light 0.12073099999999999 0.0 0.724386 18 h after light 0.28615583333333333 0.0 0.725575 2 h after dark 0.0 0.0 0.0