{
    gROOT->Reset();

    Int_t n;
    Float_t tps;
 
    h1=new TH1F("freebsd","PostgreSQL - FreeBSD 5.2",17,1.0,18.0);
    h1->SetFillColor(48);
    f=fopen("freebsd52.txt","r");
    while(1)
    {
        if(EOF==fscanf(f,"%d %f\n",&n,&tps)) break;
        h1.Fill(n,tps); 
    }
    fclose(f);
    h1.Scale(0.1);
    h1.Fit("pol4");
    h1.GetXaxis()->SetTitle("Clients");
    h1.GetYaxis()->SetTitle("TPS");
    gStyle->SetOptStat(1100);
    h1.Draw("");
}