S = readtable("simulatedDegradationData.csv", "Delimiter", ",", "ReadVariableNames", true);
colors = ["r", "y", "b", "g", "k", "m", "c"];
for i = 1:7
    plot(S{(3080*(i-1)+1):(3080*i),4}, S{(3080*(i-1)+1):(3080*i),5}, ".")
    hold on
end
grid on
xlabel("Segment")
ylabel("Dollars")
legend("2009", "2010", "2011", "2012", "2013", "2014", "2015")

% fun = @(x, S.segment(1:3080))exp(x(1)*S.segment(1:3080);
% x0 = [-1];
% x = lsqcurvefit(fun,x0,S.segment(1:3080),S.dollars(1:3080))