Marubeni collects data from the ports of Yokohama, Nagoya and Osaka.

Here is a table of aluminium stocks at major ports (in tonnes):

November 2021 October 2021 November 2020

Yokohama 112,700 123,200 133,100

Nagoya 140,400 147,600 102,800

Osaka 15,500 16,300 18,100

TOTAL 268,600 287,100 254,000

(Reporting by Bharat Govind Gautam in Bengaluru, Editing by Louise Heavens)