Pretty sure the options count are for cars that were ordered specifically with that option. Not the cars that had that option included in a package.
for example, CE1 is the headlight washers. It is included in the RS option package Z22. The chart shows 37,773 1969 cars were ordered with the RS option. So if the CE1 option listed should show 37,773+ cars. But it only shows 116. So that means 116 non-RS cars were ordered with the CE1.
Now we look at the D90. Chart show 26,729 cars ordered with it. For SS cars with it is 36,309. So in 69 63,038 Camaros had the D-90 stripe