4. Personnel expenses Audited information In CHF 1,000 2020 2019 Wages and salaries 75,944 80,215 Share-based compensation 1,417 919 Social security expenses 8,044 8,606 Pension benefit expenses 4,443 4,540 Other personnel expenses 3,094 2,569 Total personnel expenses 92,942 96,849 There are no pension funds with a surplus or deficit (full-value insurance) or employer contribution reserves.