[{_id:{year:2021,month:12},total_users:191},{_id:{year:2021,month:6},total_users:51},{_id:{year:2022,month:3},total_users:165},{_id:{year:2022,month:8},total_users:61},{_id:{year:2021,month:8},total_users:182},{_id:{year:2021,month:11},total_users:81},{_id:{year:2022,month:4},total_users:155},{_id:{year:2022,month:7},total_users:10},{_id:{year:2022,month:5},total_users:31},{_id:{year:2022,month:9},total_users:23},{_id:{year:2021,month:7},total_users:48},{_id:{year:2021,month:10},total_users:75},{_id:{year:2021,month:5},total_users:11},{_id:{year:2022,month:2},total_users:300},{_id:{year:2021,month:9},total_users:131},{_id:{year:2022,month:1},total_users:172},{_id:{year:2022,month:6},total_users:65}]

db.collection.aggregate([{$sort:{"_id.year":1,"_id.month":1}}])