I'm cooling an approx 30m2 apartment with brick (cinder block) walls that are not insulated and I run the aircon continuously 24/7 all summer and use about 200k

I'm cooling an approx 30m2 apartment with brick (cinder block) walls that are not insulated and I run the aircon continuously 24/7 all summer and use about 200kWh per month (approx $35 for me). Daytime temps are usually between 31 and 37 celsius and nighttime around 21 to 25.