condition mean min max 0 h after light 0.300697 0.190734 0.41066 2 h after light 0.02379315 0.0 0.0475863 4 h after light 0.06270065 0.0215333 0.103868 8 h after light 0.03278805 0.0218033 0.0437728 12 h after light 0.01209555 0.0 0.0241911 2 h after dark 0.0227699 0.0218182 0.0237216 4 h after dark 0.0524631 0.0203689 0.0845573 8 h after dark 0.0702362 0.0689618 0.0715106 12 h after dark 0.14314755 0.0904881 0.195807