sum matrix column to get another matrix

I have a matrix G 1441x365x91(MxNxL), I need another matrix D 1441x91 (MxL), whereby N must be summed. Shortly its a 1441x91 data over 365 days, and I need the 1441x91 data which is yearly sum.

thanks

Answer 1

[Stephan]

G1 = squeeze(sum(G,2));

Answer 2

[Asliddin Komilov]

thanks