Among the nine countries, the US and Russia control 93 percent of the nuclear warheads in the world, the report added, IRNA reported.
The US is estimated to spend around $400 billion between 2017-2026 to improve and update its nuclear power.
This is while Washington has done everything within its power to sabotage Iran's peaceful nuclear activities under the pretext of preventing Iran from getting access to nuclear weapons.
According to figures released by Stockholm International Peace Research Institute (SIPRI) and International Campaign to Abolish Nuclear Weapons (ICAN), there are nearly 15,000 nuclear weapons in the world. Out of them nearly 14,000 are possessed by Russia and the US.
Russia has 7,000 nuclear warheads, while the US has 6,800.
Also, it is estimated that France has 300 nuclear warheads, China has 270 and the United Kingdom has 215. Pakistan presumably possesses 140, India 130, Israel 80 and North Korea 60, the report added.