/
population_by_ages.pl
210 lines (201 loc) · 6.05 KB
/
population_by_ages.pl
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
#!/usr/bin/perl
use strict;
use warnings;
use 5.30.0;
no autovivification;
binmode STDOUT, ":utf8";
use utf8;
use open ':std', ':encoding(UTF-8)';
use Data::Printer;
use Data::Dumper;
use JSON;
use Encode;
use Encode::Unicode;
use Scalar::Util qw(looks_like_number);
use Math::Round qw(nearest);
use Text::CSV qw( csv );
use Statistics::Descriptive;
use Statistics::LineFit;
use DateTime;
use FindBin;
use lib "$FindBin::Bin/../../lib";
my %age_groups_srcs = ();
my %deaths_by_months = ();
my %pop_esti = ();
# Deaths data from https://www.stats.govt.nz/assets/Uploads/Births-and-deaths/Births-and-deaths-Year-ended-September-2023/Download-data/Monthly-death-registrations-by-ethnicity-age-sex-Jan2010-Sep2023.xlsx
my $deaths_by_months_file = 'raw_data/Monthly_death_registrations_by_ethnicity_age_sex_Jan2010_Sep2023.csv';
my $pop_esti_file = 'raw_data/DPE403905_20240219_032202_8.csv';
# Load deaths & population.
load_pop_esti();
load_deaths();
print_population_normalized();
sub load_deaths {
say "Loading deaths ...";
open my $in, '<:utf8', $deaths_by_months_file or die "missing source file : [$deaths_by_months_file]";
while (<$in>) {
chomp $_;
my ($year, $month, $ethnicity, $sex, $age_groups_src, $count) = split ',', $_;
next if $year eq 'year_reg';
next unless $ethnicity eq 'Total';
my $age_group = age_group_from_age_groups_src($age_groups_src);
$deaths_by_months{$year}->{$month}->{$age_group} += $count;
}
close $in;
}
sub load_pop_esti {
say "Loading population estimates ...";
my %headers = ();
open my $in, '<:utf8', $pop_esti_file;
while (<$in>) {
chomp $_;
$_ =~ s/\"//g;
my ($year) = split ',', $_;
next unless defined $year;
if ($year eq ' ') {
my @headers = split ",", $_;
for my $header_ref (1 .. scalar @headers - 1) {
my $header = $headers[$header_ref] // die;
$headers{$header_ref} = $header;
}
} else {
next unless keys %headers;
next unless looks_like_number($year);
my %values = ();
my @values = split ',', $_;
for my $value_ref (1 .. scalar @values - 1) {
my $value = $values[$value_ref] // die;
my $header = $headers{$value_ref} // die;
$header = strip_age($header);
my $age_group = age_group_5_from_age($header);
$pop_esti{$year}->{$age_group} += $value;
}
}
}
close $in;
# p%pop_esti;die;
}
sub strip_age {
my $header = shift;
$header =~ s/Less than 1 year/0/;
$header =~ s/ years and over//;
$header =~ s/ years//;
$header =~ s/ year//;
$header =~ s/ Years and Over//;
$header =~ s/ Years//;
$header =~ s/ Year//;
return $header;
}
sub age_group_from_age_groups_src {
my $age_groups_src = shift;
my $age_group;
if ($age_groups_src eq '00_00') {
$age_group = '1';
} elsif ($age_groups_src eq '01_04') {
$age_group = '2';
} elsif ($age_groups_src eq '05_09') {
$age_group = '3';
} elsif ($age_groups_src eq '10_14') {
$age_group = '4';
} elsif ($age_groups_src eq '15_19') {
$age_group = '5';
} elsif ($age_groups_src eq '20_24') {
$age_group = '6';
} elsif ($age_groups_src eq '25_29') {
$age_group = '7';
} elsif ($age_groups_src eq '30_34') {
$age_group = '8';
} elsif ($age_groups_src eq '35_39') {
$age_group = '9';
} elsif ($age_groups_src eq '40_44') {
$age_group = '10';
} elsif ($age_groups_src eq '45_49') {
$age_group = '11';
} elsif ($age_groups_src eq '50_54') {
$age_group = '12';
} elsif ($age_groups_src eq '55_59') {
$age_group = '13';
} elsif ($age_groups_src eq '60_64') {
$age_group = '14';
} elsif ($age_groups_src eq '65_69') {
$age_group = '15';
} elsif ($age_groups_src eq '70_74') {
$age_group = '16';
} elsif ($age_groups_src eq '75_79') {
$age_group = '17';
} elsif ($age_groups_src eq '80_84') {
$age_group = '18';
} elsif ($age_groups_src eq '85_89') {
$age_group = '19';
} elsif ($age_groups_src eq '90_94' || $age_groups_src eq '95_') {
$age_group = '20';
} else {
die "age_groups_src : $age_groups_src";
}
$age_groups_srcs{$age_group} = $age_groups_src;
return $age_group;
}
sub age_group_5_from_age {
my $header = shift;
my $age_group;
if ($header >= 0 && $header < 1) {
$age_group = '1';
} elsif ($header >= 1 && $header < 5) {
$age_group = '2';
} elsif ($header >= 5 && $header < 10) {
$age_group = '3';
} elsif ($header >= 10 && $header < 15) {
$age_group = '4';
} elsif ($header >= 15 && $header < 20) {
$age_group = '5';
} elsif ($header >= 20 && $header < 25) {
$age_group = '6';
} elsif ($header >= 25 && $header < 30) {
$age_group = '7';
} elsif ($header >= 30 && $header < 35) {
$age_group = '8';
} elsif ($header >= 35 && $header < 40) {
$age_group = '9';
} elsif ($header >= 40 && $header < 45) {
$age_group = '10';
} elsif ($header >= 45 && $header < 50) {
$age_group = '11';
} elsif ($header >= 50 && $header < 55) {
$age_group = '12';
} elsif ($header >= 55 && $header < 60) {
$age_group = '13';
} elsif ($header >= 60 && $header < 65) {
$age_group = '14';
} elsif ($header >= 65 && $header < 70) {
$age_group = '15';
} elsif ($header >= 70 && $header < 75) {
$age_group = '16';
} elsif ($header >= 75 && $header < 80) {
$age_group = '17';
} elsif ($header >= 80 && $header < 85) {
$age_group = '18';
} elsif ($header >= 85 && $header < 90) {
$age_group = '19';
} elsif ($header >= 90) {
$age_group = '20';
} else {
die "header : $header";
}
return $age_group;
}
sub print_population_normalized {
say "Printing normalized data ...";
open my $out, '>:utf8', 'data/deaths_and_pop_by_months_and_ages.csv';
say $out "year,month,age_group,age_groups_src,population,deaths";
for my $year (sort{$a <=> $b} keys %deaths_by_months) {
next if $year == 2023;
for my $month (sort{$a <=> $b} keys %{$deaths_by_months{$year}}) {
for my $age_group (sort{$a <=> $b} keys %{$deaths_by_months{$year}->{$month}}) {
my $count = $deaths_by_months{$year}->{$month}->{$age_group} // die;
my $population = $pop_esti{$year}->{$age_group} // die "year : $year - $age_group";
my $age_groups_src = $age_groups_srcs{$age_group} // die;
say $out "$year,$month,$age_group,$age_groups_src,$population,$count";
}
}
}
close $out;
}