It's all black and latino people. The director said that the footage of white people was either said in passing, off camera, or drowned out by sirens, etc. What a load of shit. There is very obviously cultural factors at work there. Shouldn't social justice warriors be cultural relativists?
My hometown has around 40,000 people; I don't think catcalls happen very often. Actually, I guy I grew up with catcalled old ladies all the time. Another guy I grew up with screwed old ladies all the time, but that's neither here nor there.