From whatever source one uses or believes, the total number of "bombs" will be a bit misleading since the USA joins China, Pakistan, Russia and Israel in refusing to support a treaty banning cluster munitions (CBU's).

Go ahead and count bombs, then realize that…"each CBU-87 contains 202 BLU-97s or Combined Effects Bombs (CEBs) which have anti-personnel, anti-tank, and incendiary capabilities or kill mechanisms"…

More here…