💲1️⃣0️⃣,0️⃣0️⃣0️⃣,0️⃣0️⃣0️⃣,0️⃣0️⃣0️⃣,0️⃣0️⃣0️⃣.0️⃣0️⃣ cost in 2️⃣0️⃣2️⃣1️⃣  US DOLLARS of the 20 year USA occupation of Afghanistan.