One approach —
x = linspace (1,3600,3600);
y = randn(3600, 25);
figure
for k = 1:size(y,2)
subplot(5, 5, k)
plot(x, y(:,k))
title(sprintf('Column %2d',k))
end
Make appropriate changes to work with your data.
EDIT — Corrected typographical errors.
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