Egypt doesn’t really export a significant amount of rice (77th rice exporter in the world, <0.02% of Indian output) so its inclusion is irrelevant here since you will never find it in stores. Its arsenic level is basically the same as Indian rice.
Arsenic levels (mg/kg) in raw rice from different countries
https://www.researchgate.net/figure/Arsenic-levels-mg-kg-in-...