#Counting Integers in a List
ages = [23, 45, 23, 34, 45, 23, 34, 45, 23]
count_23 = ages.count(23)
print(f''''Age 23 appears {count_23} times.'''')

#Counting Strings in a List
conditions = [''''diabetes'''', ''''hypertension'''', ''''diabetes'''', ''''asthma'''', ''''hypertension'''', ''''diabetes'''']
count_diabetes = conditions.count(''''diabetes'''')
print(f''''Diabetes appears {count_diabetes} times.'''')

#Counting Items in a Dictionary
patients = {
    ''''patient_1'''': {''''age'''': 23, ''''condition'''': ''''diabetes''''},
    ''''patient_2'''': {''''age'''': 45, ''''condition'''': ''''hypertension''''},
    ''''patient_3'''': {''''age'''': 34, ''''condition'''': ''''asthma''''}
}
num_patients = len(patients)
print(f''''There are {num_patients} patients in the record.'''')

from collections import Counter
import pprint

#Using Healthcare Data
patient_records = [
    {''''id'''': 1, ''''age'''': 23, ''''condition'''': ''''diabetes''''},
    {''''id'''': 2, ''''age'''': 45, ''''condition'''': ''''hypertension''''},
    {''''id'''': 3, ''''age'''': 23, ''''condition'''': ''''asthma''''},
    {''''id'''': 4, ''''age'''': 34, ''''condition'''': ''''diabetes''''},
    {''''id'''': 5, ''''age'''': 45, ''''condition'''': ''''hypertension''''}
]

conditions = [record[''''condition''''] for record in patient_records]
condition_counts = Counter(conditions)
pprint.pp(f''''Condition counts: {condition_counts}'''')