condition mean min max 0 h after light 0.6333435000000001 0.542313 0.724374 4 h after light 0.626786 0.184192 1.06938 8 h after light 0.6285419999999999 0.184014 1.07307 4 h after dark 1.33506 0.8877 1.78242 8 h after dark 1.339775 1.07722 1.60233 12 h after dark 0.6259494999999999 0.529787 0.722112