Why isnt my graph?

dollars = 50000;

inflation = .02;

startAge = 23;

endAge = 65;

for year = startAge : 1 : endAge

dollars = dollars + (dollars * .02);

end

annual401kInterest = .08;

dollarsrequired = dollars / annual401kInterest;

fileID = fopen('Retirement.txt','w');

fprintf(fileID, '%.2f\r\n ', dollars);

fprintf(fileID, '%.2f\r\n ', dollarsrequired);

%% Part B

salary = 60000;

annualRaise = 0.05;

maxContribution = 19000;

personalContribution = [0.05; 0.1; 0.15; 0.2];

companyContribution = [0.05; 0.06; 0.06; 0.06];

totalDollars = 0;

interestGenerated = [0 0 0 0];

graphableDollars = [];

years = [];

for year = startAge : 1 : startAge + 30

salary = salary + (salary * annualRaise);

personalContributions = salary + personalContribution + maxContribution;

companyMatch = salary + companyContribution + maxContribution;

yearlyContribution = personalContributions + companyMatch ;

totalDollars = totalDollars + yearlyContribution;

interestGenerated = totalDollars * annual401kInterest;

totalDollars = totalDollars + interestGenerated;

for x = 1 : length(personalContribution)

fprintf(fileID, 'age: %g\tPersonal Contribution: $%.2f\r\n', year, personalContributions(x));

fprintf(fileID, 'age: %g\tCompany Contribtuions: $%.2f\r\n', year, companyMatch(x));

fprintf(fileID, 'age: %g\tInterest Generated: $%.2f\r\n', year, interestGenerated(x));

fprintf(fileID, 'age: %g\tCurrentDollars: $%.2f\r\n', year, totalDollars(x));

fprintf(fileID, '*********************************\n');

end

plot(years, graphableDollars)

for x = 1 : length(personalContribution)

fprintf(fileID, 'total dollars for %.2f interest: $%.2f\r\n', personalContribution(x), totalDollars(x));

fprintf(fileID, 'You are going to be $%.2f dollars ahead of your goal\r\n', totalDollars(x) - dollarsrequired );

end

[Hunter Steele]

Nvm I got it.